/* Copyright (C) 1997-2001 Id Software, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include #include #include #include #include #include #include #include #include "../linux/glob.h" #include "../qcommon/qcommon.h" //=============================================================================== byte *membase; int maxhunksize; int curhunksize; void *Hunk_Begin (int maxsize) { // reserve a huge chunk of memory, but don't commit any yet maxhunksize = maxsize; curhunksize = 0; membase = malloc(maxhunksize); if (membase == NULL) Sys_Error(ERR_FATAL, "unable to allocate %d bytes", maxsize); return membase; } void *Hunk_Alloc (int size) { byte *buf; // round to cacheline size = (size+31)&~31; if (curhunksize + size > maxhunksize) Sys_Error(ERR_FATAL, "Hunk_Alloc overflow"); buf = membase + curhunksize; curhunksize += size; return buf; } int Hunk_End (void) { byte *n; n = realloc(membase, curhunksize); if (n != membase) Sys_Error(ERR_FATAL, "Hunk_End: Could not remap virtual block (%d)", errno); return curhunksize; } void Hunk_Free (void *base) { if (base) free(base); } //=============================================================================== /* ================ Sys_Milliseconds ================ */ int curtime; int Sys_Milliseconds (void) { struct timeval tp; struct timezone tzp; static int secbase; gettimeofday(&tp, &tzp); if (!secbase) { secbase = tp.tv_sec; return tp.tv_usec/1000; } curtime = (tp.tv_sec - secbase)*1000 + tp.tv_usec/1000; return curtime; } void Sys_Mkdir (char *path) { mkdir (path, 0777); } char *strlwr (char *s) { while (*s) { *s = tolower(*s); s++; } } //============================================ static char findbase[MAX_OSPATH]; static char findpath[MAX_OSPATH]; static char findpattern[MAX_OSPATH]; static DIR *fdir; static qboolean CompareAttributes(char *path, char *name, unsigned musthave, unsigned canthave ) { struct stat st; char fn[MAX_OSPATH]; // . and .. never match if (strcmp(name, ".") == 0 || strcmp(name, "..") == 0) return false; sprintf(fn, "%s/%s", path, name); if (stat(fn, &st) == -1) return false; // shouldn't happen if ( ( st.st_mode & S_IFDIR ) && ( canthave & SFF_SUBDIR ) ) return false; if ( ( musthave & SFF_SUBDIR ) && !( st.st_mode & S_IFDIR ) ) return false; return true; } char *Sys_FindFirst (char *path, unsigned musthave, unsigned canhave) { struct dirent *d; char *p; if (fdir) Sys_Error ("Sys_BeginFind without close"); // COM_FilePath (path, findbase); strcpy(findbase, path); if ((p = strrchr(findbase, '/')) != NULL) { *p = 0; strcpy(findpattern, p + 1); } else strcpy(findpattern, "*"); if (strcmp(findpattern, "*.*") == 0) strcpy(findpattern, "*"); if ((fdir = opendir(path)) == NULL) return NULL; while ((d = readdir(fdir)) != NULL) { if (!*findpattern || glob_match(findpattern, d->d_name)) { // if (*findpattern) // printf("%s matched %s\n", findpattern, d->d_name); if (CompareAttributes(findbase, d->d_name, musthave, canhave)) { sprintf (findpath, "%s/%s", findbase, d->d_name); return findpath; } } } return NULL; } char *Sys_FindNext (unsigned musthave, unsigned canhave) { struct dirent *d; if (fdir == NULL) return NULL; while ((d = readdir(fdir)) != NULL) { if (!*findpattern || glob_match(findpattern, d->d_name)) { // if (*findpattern) // printf("%s matched %s\n", findpattern, d->d_name); if (CompareAttributes(findbase, d->d_name, musthave, canhave)) { sprintf (findpath, "%s/%s", findbase, d->d_name); return findpath; } } } return NULL; } void Sys_FindClose (void) { if (fdir != NULL) closedir(fdir); fdir = NULL; } //============================================